メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.550858472288 34.063779041289, 134.551721779899 34.0635315447916, 134.551912101684 34.0640573208956, 134.551897010402 34.0640619578793, 134.552065858153 34.0645210766819, 134.551833020066 34.0645676542453, 134.551211858471 34.0647418016188, 134.550088441419 34.0649193956133, 134.550026818837 34.0640068222227, 134.549982705857 34.06352529215, 134.550691851506 34.0633490609196, 134.550858472288 34.063779041289)) ^^http://www.opengis.net/ont/geosparql#wktLiteral